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Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:50AQ3of4 GHM

Order: 19

Horizontal side: 50 Vertical side: 50

Elements: 1, 1√2, 2, 2√2, 4, 3√2, 4√2, 6, 7, 5√2, 8, 8√2, 16, 18, 16√2, 17√2, 18√2, 32, 25√2.

Code: 325 0 18 254 25 25 176 33 33 83 33 25 42 37 29 50 37 29 71 32 25 17 32 25 32 35 21 41 36 24 67 36 24 80 42 24 10 35 21 20 34 20 21 36 20 185 0 0 184 18 0 160 34 16 161 50 16

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

32
25√2
17√2
8
4√2
5√2
7
1
3√2
4
6
8√2
1√2
2√2
2
18
18√2
16√2
16